<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="http://localhost:8080/requestDemo8" method="post">
    <input type="text" name="username" placeholder="请输入用户名"><br>
    <input type="text" name="password" placeholder="请输入密码"> <br>
    <input type="checkbox" name="hobby" value="打游戏">打游戏
    <input type="checkbox" name="hobby" value="学习">学习
    <input type="submit" value="注册">
</form>
</body>
</html>